Key Lock Thread Repair Inserts

Key Lock Thread Repair Inserts

Key Locking Thread Inserts feature advances that protect against fastener loosening or failure in the field while at the same time having the additional benefits of reducing assembly time, maintenance costs, and even overall weight. Other benefits of Keylocking Thread Repair Insert include reduction of galling between screw and fastener and extended reusability for exceptional product longevity.

Company Overview

Shenyang Liming Mechanical Component(Helisert Inserts), is the flagship company in China for thread inserts. We supplied to Chinese military and aerospace since 1998 and our founder start to analyze thread inserts since 1965, at Shenyang Liming Group.

After more than 25 years` developing, our HELISERT, including Wire Thread Insert, Keylocking Insert, Self-tapping Insert and other type of Thread Insert, has already achieved all-automatic production and keep supplying to Chinese military, aerospace, automobile and exporting.

Size Range:
Metric sizes: M2 to M42 (M1.2, M1.6 and larger sizes on request)
Inch Unified: #2-56 to 1 1/2-6（Other sizes on request）
BSF, BSW and pipe thread sizes on request.

Material:  
304 Stainless Steel
316 Stainless Steel
Inconel X-750 
Nitronic 60/ Nimonic 90
Bronze/ Aluminum

Finishes & Coating:
Dye Coating(Green, Red, Blue. Etc.)
Cadmium Plating 
Silver Plating
Dry Film Lubricants